20086299

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 32931360

約数和(自身を除く): 12845061

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 493, 503, 783, 1377, 1479, 1509, 2349, 4437, 4527, 8551, 13311, 13581, 14587, 25653, 39933, 40743, 43761, 76959, 131283, 230877, 247979, 393849, 692631, 743937, 1181547, 2231811, 6695433, 20086299]

約数ペア:

[(1, 20086299), (3, 6695433), (9, 2231811), (17, 1181547), (27, 743937), (29, 692631), (51, 393849), (81, 247979), (87, 230877), (153, 131283), (261, 76959), (459, 43761), (493, 40743), (503, 39933), (783, 25653), (1377, 14587), (1479, 13581), (1509, 13311), (2349, 8551), (4437, 4527)]